. >> reporter: david campbell vice president for safety and security at american. >> we believe we've isolated it down to the attach points and how those attach points ultimately installed. >> reporter: over the past week the problem has come up on three separate flights. two of which were forced to make emergency landings. the first incident occurred last wednesday on a flight from veil to dallas. mechanics thought they fixed it but the problem resurfaced on saturday on the same plane flying from boston to miami. >> the seat is loose. we don't want that thing flying around and hurting the passengers behind them. >> reporter: american said they linked it to one maintenance facility. but they ruled out sabotage. >> finding what's causing it, mechanical or human error is what we're trying to do. >> reporter: despite the company's ongoing labor dispute travel experts are not telling passengers to steer clear of the airline. >> i can tell you personally i have booked for thanksgiving and christmas on american. i don't feel uncomfortable. if you ask me in three weeks and they haven't solve